<?php
if (!defined('_GNUBOARD_')) exit; // 개별 페이지 접근 불가

// add_stylesheet('css 구문', 출력순서); 숫자가 작을 수록 먼저 출력됨
add_stylesheet('<link rel="stylesheet" href="'.$board_skin_url.'/style.css">', 0);
?>

<section id="bo_w">
    <h2 class="sound_only"><?php echo $g5['title'] ?></h2>

    <!-- 게시물 작성/수정 시작 { -->
    <form name="fwrite" id="fwrite" action="<?php echo $action_url ?>" onsubmit="return fwrite_submit(this);" method="post" enctype="multipart/form-data" autocomplete="off" style="width:<?php echo $width; ?>">
    <input type="hidden" name="uid" value="<?php echo get_uniqid(); ?>">
    <input type="hidden" name="w" value="<?php echo $w ?>">
    <input type="hidden" name="bo_table" value="<?php echo $bo_table ?>">
    <input type="hidden" name="wr_id" value="<?php echo $wr_id ?>">
    <input type="hidden" name="sca" value="<?php echo $sca ?>">
    <input type="hidden" name="sfl" value="<?php echo $sfl ?>">
    <input type="hidden" name="stx" value="<?php echo $stx ?>">
    <input type="hidden" name="spt" value="<?php echo $spt ?>">
    <input type="hidden" name="sst" value="<?php echo $sst ?>">
    <input type="hidden" name="sod" value="<?php echo $sod ?>">
    <input type="hidden" name="page" value="<?php echo $page ?>">
    <?php
    $option = '';
    $option_hidden = '';
    if ($is_notice || $is_html || $is_secret || $is_mail) {
        $option = '';
        if ($is_notice) {
            $option .= "\n".'<input type="checkbox" id="notice" name="notice" value="1" '.$notice_checked.'>'."\n".'<label for="notice">공지</label>';
        }

        if ($is_html) {
            if ($is_dhtml_editor) {
                $option_hidden .= '<input type="hidden" value="html1" name="html">';
            } else {
                $option .= "\n".'<input type="checkbox" id="html" name="html" onclick="html_auto_br(this);" value="'.$html_value.'" '.$html_checked.'>'."\n".'<label for="html">HTML</label>';
            }
        }

        if ($is_secret) {
            if ($is_admin || $is_secret==1) {
                $option .= "\n".'<input type="checkbox" id="secret" name="secret" value="secret" '.$secret_checked.'>'."\n".'<label for="secret">비밀글</label>';
            } else {
                $option_hidden .= '<input type="hidden" name="secret" value="secret">';
            }
        }

        if ($is_mail) {
            $option .= "\n".'<input type="checkbox" id="mail" name="mail" value="mail" '.$recv_email_checked.'>'."\n".'<label for="mail">답변메일받기</label>';
        }
    }

    echo $option_hidden;
    ?>

    <?php if ($is_category) { ?>
    <div class="bo_w_select write_div">
        <label for="ca_name"  class="sound_only">분류<strong>필수</strong></label>
        <select name="ca_name" id="ca_name" required>
            <option value="">분류를 선택하세요</option>
            <?php echo $category_option ?>
        </select>
    </div>
    <?php } ?>

    <div class="bo_w_info write_div">
    <?php if ($is_name) { ?>
        <label for="wr_name" class="sound_only">이름<strong>필수</strong></label>
        <input type="text" name="wr_name" value="<?php echo $name ?>" id="wr_name" required class="frm_input required" placeholder="이름">
    <?php } ?>

    <?php if ($is_password) { ?>
        <label for="wr_password" class="sound_only">비밀번호<strong>필수</strong></label>
        <input type="password" name="wr_password" id="wr_password" <?php echo $password_required ?> class="frm_input <?php echo $password_required ?>" placeholder="비밀번호">
    <?php } ?>

    <?php if ($is_email) { ?>
            <label for="wr_email" class="sound_only">이메일</label>
            <input type="text" name="wr_email" value="<?php echo $email ?>" id="wr_email" class="frm_input email " placeholder="이메일">
    <?php } ?>
    </div>

    <?php if ($is_homepage) { ?>
    <div class="write_div">
        <label for="wr_homepage" class="sound_only">홈페이지</label>
        <input type="text" name="wr_homepage" value="<?php echo $homepage ?>" id="wr_homepage" class="frm_input full_input" size="50" placeholder="홈페이지">
    </div>
    <?php } ?>

    <?php if ($option) { ?>
    <div class="write_div">
        <span class="sound_only">옵션</span>
        <?php echo $option ?>
    </div>
    <?php } ?>

    <div class="bo_w_tit write_div">
        <label for="wr_subject" class="sound_only">제목<strong>필수</strong></label>
       
        <div id="autosave_wrapper write_div">
            <input type="text" name="wr_subject" value="<?php echo $subject ?>" id="wr_subject" required class="frm_input full_input required" size="50" maxlength="255" placeholder="제목">
            <?php if ($is_member) { // 임시 저장된 글 기능 ?>
            <script src="<?php echo G5_JS_URL; ?>/autosave.js"></script>
            <?php if($editor_content_js) echo $editor_content_js; ?>
            <button type="button" id="btn_autosave" class="btn_frmline">임시 저장된 글 (<span id="autosave_count"><?php echo $autosave_count; ?></span>)</button>
            <div id="autosave_pop">
                <strong>임시 저장된 글 목록</strong>

이렇게만 나오는데 어느 부분을 수정해야할지 모르겠네요..

보내주신 소스 보니 다른 게시판 스킨의 write.php 파일을 보고 계십니다.

url과 form 안의 hidden 필드들이 다릅니다.

관리자 페이지로 로그인 하신 후 게시판 관리 페이지에서 해당 게시판에서 사용하고 있는 스킨을 확인해주세요^^

감사합니다!
덕분에 해결했습니다!

채택은 다른 분께 해주셨지만... 해결하셨다니 다행입니다^^